Chris Leslie

A supporter of soft Brexit, Leslie is regarded as a key figure pushing for Britain to stay in the single market and customs union on the Labour benches and a man with a firm grasp of the minutiae of Brexit.

Colleagues describe him as an amendment-tabling machine. Labour’s position has shifted, but it may not go far enough for Leslie.

PARTY: Labour

POSITION: Former shadow minister, backbench MP

MP SINCE: 1997

REMAINIAC OR BREXTREMIST?: Remain

Return to the full list of 40 Brexit troublemakers to discover who to watch as legislation disentangling Britain from the European Union goes through the U.K. parliament. For an explanation of how this list was compiled, see here.